Risper Ajwang’ Ondiek, Francesco Vuolo, Julius Kipkemboi et al.
Camilla Adelle, Laura Pereira, Tristan Görgens
World Bank
Christian Webersik
The demand for Food in South Africa
John P. Dunne, Beverly Edkins
Mojisola Olanike Kehinde, Adebayo M. Shittu, Samuel A. Adewuyi et al.
Gloria M. Mulenga, Lars Henning, Kalinga Chilongo
Carol B. Thompson
Behrooz Morvaridi
Innocent Onah, Anthony Nyong, Kuje Haruna Ayuba
Oscar Ingasia Ayuya, Katrine Soma, Benson Obwanga
Anna Nagurney, Dana Hassani, Oleg Nivievskyi